February 1981 Gökyüzü Olayları

Observer Location:Beijing (39.904°, 116.407°)

Gezegenlere Genel Bakış

22 sky events total, including 4 moon phases and 2 planetary events.

Gökyüzü Olayları

All times are in local time (Asia/Shanghai)

Group Tarih Sunrise/Sunset Moonrise/Moonset Moon Phase Gökyüzü Olayları

Planetary outlook

February 1981 mid-month observing conditions

Mercury

Good
Apparent magnitude: 3.9
Takımyıldız: Pisces
Angular diameter: 10.1"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 22h08m37s
Gerilim: -07°41'09"

Venus

Excellent
Apparent magnitude: -3.9
Takımyıldız: Aquarius
Angular diameter: 10.1"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Right ascension: 21h04m46s
Gerilim: -17°41'45"

Mars

Excellent
Apparent magnitude: 1.1
Takımyıldız: Pisces
Angular diameter: 4.0"
Status: near western quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 22h33m59s
Gerilim: -10°06'07"

Jupiter

Excellent
Apparent magnitude: -2.3
Takımyıldız: Libra
Angular diameter: 42.1"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Right ascension: 12h37m56s
Gerilim: -02°27'11"

Saturn

Excellent
Apparent magnitude: 0.6
Takımyıldız: Libra
Angular diameter: 18.9"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Right ascension: 12h37m35s
Gerilim: -01°16'02"

Uranus

Fair
Apparent magnitude: 5.6
Takımyıldız: Scorpius
Angular diameter: 3.7"
Status: near eastern quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Right ascension: 15h51m19s
Gerilim: -19°55'22"

Neptune

Fair
Apparent magnitude: 7.9
Takımyıldız: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Right ascension: 17h35m53s
Gerilim: -22°00'35"

Moon

Excellent
Apparent magnitude: -12.7
Takımyıldız: Cancer
Angular diameter: 12299.5"
Status: Moon illumination 83.4%

Observation tip: Moon illumination 83.4%; good for observing lunar surface detail

Right ascension: 06h34m35s
Gerilim: +20°20'15"